340400222003 has 2 divisors, whose sum is σ = 340400222004. Its totient is φ = 340400222002.

The previous prime is 340400221991. The next prime is 340400222011. The reversal of 340400222003 is 300222004043.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340400222003 is a prime.

It is a super-2 number, since 2×340400222003² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340400222303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170200111001 + 170200111002.

It is an arithmetic number, because the mean of its divisors is an integer number (170200111002).

Almost surely, 2^340400222003 is an apocalyptic number.

340400222003 is a deficient number, since it is larger than the sum of its proper divisors (1).

340400222003 is an equidigital number, since it uses as much as digits as its factorization.

340400222003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 340400222003 its reverse (300222004043), we get a palindrome (640622226046).

The spelling of 340400222003 in words is "three hundred forty billion, four hundred million, two hundred twenty-two thousand, three".